Manually-operated grinding tool



FIG. 1 is a perspective view of a manually-operated grinding tool showing my design.

FIG. 2 is a front elevational view thereof.

FIG. 3 is a rear elevational view thereof.

FIG. 4 is a left side elevational view thereof.

FIG. 5 is a right side elevational view thereof.

FIG. 6 is a top plan view thereof; and,

FIG. 7 is a bottom plan view thereof.

The broken lines in FIG. 7 depict aspects of the manually-operated grinding tool in which the design is embodied that are not considered part of the claimed design. 

CLAIM The ornamental design for a manually-operated grinding tool, as shown and described. 